—Hey, Ted! You _______ never play in the street. It’s not safe.—Sorry, Mum. I won’t again.
#76866
A
need
B
must
C
can
D
may
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--- He worked out such different questions at a very young age.--- Oh, he ______ a very smart student then.
#63131
A
could have been
B
should have been
C
might have been
D
must have been
－Shall we go hiking this Sunday? －Sorry, I _______. I’ll have to take a piano lesson.
#74286
A
may not
B
can’t
C
needn’t
D
mustn’t
-- Look at the boy running on the ground. Is it David?-- It _______ be him. I saw him go to the teacher’s office just now.
#77075
A
might
B
could
C
can’t
D
mustn’t
—Happy birthday!— Thank you! It’s the best present I_________ for.
#63166
A
should have wished
B
could have wished
C
may have wished
D
must have wished